Journey into Darkness. John Douglas & Mark Olshaker. 2019.

As the world's leading expert on criminal profiling, John Douglas has spent his life trying to understand and combat serial killers. Now, he dives deeper into the criminal mind in a range of chilling cases.

Profiling suspects such as O. J. Simpson and the Unabomber, investigating the assassination of John Lennon and the Waco tragedy, and exploring what compels child killers, Journey Into Darkness explores the crimes of the century - as well as lesser-known cases - with the peerless eye of one of the FBl's finest.

Douglas, famously the inspiration for Special Agent Jack Crawford in The Silence of the Lambs, reveals the fascinating details of each crime and explores the broader issues at play, from crime prevention and rehabilitation to the reasons behind escalating violence in society. A must read for all true-crime fans.